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WATERVAL SMELTER
SLAG CLEANING FURNACE SCF1 TOTAL REBUILD
LOCATION
Slag Cleaning Furnace No.1 (SCF 1)
Waterval Smelter Plant, Rustenburg, South Africa
CLIENT
Anglo American Platinum
PROJECT COMMENCEMENT
2020
PROJECT COMPLETION
2021
PROJECT TYPE
EPCM
DESIGN OBJECTIVES
Redesign SCF 1 to achieve Furnace Rated Power
Maximise WACS throughput based on available transformer capacity, while protecting furnace integrity
Maximise recoveries of base & precious metals.
Improve furnace operations, safety & layout.
Crucible Redesign - inclusive of the furnace bottom, sidewalls, refractories & roof.
Feed system redesign: Inclusion of a concentrate injection system.
Replacement and upgrade of gas cleaning plant to meet off gas legislative parameters.
PROCESS DESIGN
Furnace redesign to maximise power input to furnace to increase quantity of the Waterval Converted Slag (WACS) from the Anglo Platinum Converting Process (ACP) which can be treated without compromising furnace integrity.
PROJECT WORK BREAKDOWN
01. Slag Cleaning Furnace (SCF)
- SCF Crucible Upgrade
- SCF Ancillaries
- Off Gas Upgrade
- SCF Buildings Upgrade
- Electrical Substation & Reticulation
- Fire Protection
02. Slag Granulation Thickeners
- Demolition Work
- Slag Granulation Water System